https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109753
--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Marek Polacek from comment #3) > I think the original problem must have been triggered by some libstdc++ > change. Yes r13-3816-g9d549401ae8ab3 .